import React from 'react';
import { CURRENT } from './renderAuthorize'; // eslint-disable-next-line import/no-cycle

import PromiseRender from './PromiseRender';

/**
 * 通用权限检查方法
 * Common check permissions method
 * @param { 权限判定 | Permission judgment } authority
 * @param { 你的权限 | Your permission description } currentAuthority
 * @param { 通过的组件 | Passing components } target
 * @param { 未通过的组件 | no pass components } Exception
 */
const checkPermissions = (authority, currentAuthority, target, Exception) => {
    // 没有判定权限.默认查看所有
    // Retirement authority, return target;
    if (!authority) {
        return target;
    } // 数组处理

    if (Array.isArray(authority)) {
        if (Array.isArray(currentAuthority)) {
            if (currentAuthority.some(item => authority.includes(item))) {
                return target;
            }
        } else if (authority.includes(currentAuthority)) {
            return target;
        }

        return Exception;
    } // string 处理

    if (typeof authority === 'string') {
        if (Array.isArray(currentAuthority)) {
            if (currentAuthority.some(item => authority === item)) {
                return target;
            }
        } else if (authority === currentAuthority) {
            return target;
        }

        return Exception;
    } // Promise 处理

    if (authority instanceof Promise) {
        return <PromiseRender ok={target} error={Exception} promise={authority} />;
    } // Function 处理

    if (typeof authority === 'function') {
        try {
            const bool = authority(currentAuthority); // 函数执行后返回值是 Promise

            if (bool instanceof Promise) {
                return <PromiseRender ok={target} error={Exception} promise={bool} />;
            }

            if (bool) {
                return target;
            }

            return Exception;
        } catch (error) {
            throw error;
        }
    }

    throw new Error('unsupported parameters');
};

export { checkPermissions };

function check(authority, target, Exception) {
    return checkPermissions(authority, CURRENT, target, Exception);
}

export default check;
